From: Martin Jambon <martin.jambon@ens-lyon.org>
To: Pietro Abate <Pietro.Abate@anu.edu.au>
Cc: ocaml ml <caml-list@inria.fr>
Subject: Re: [Caml-list] polymorphic variants and camlp4
Date: Sun, 11 Feb 2007 20:01:35 -0800 (PST) [thread overview]
Message-ID: <Pine.LNX.4.64.0702111957130.17867@droopy> (raw)
In-Reply-To: <20070212033220.GA30365@pulp.rsise.anu.edu.au>
On Mon, 12 Feb 2007, Pietro Abate wrote:
> Hi all,
>
> What is the syntax to use polymorphic variants with camlp4 ?
>
> <:str_item< type a = A >> is ok, but <:str_item< type a = [ `A ] >>
> doesn't work as expected...
>
> While expanding quotation "str_item":
> Parse error: '=' or '>' or '<' or [a_list] or [constructor_declaration]
> expected after '[' (in [type])
> Uncaught exception: Pcaml.Qerror("str_item", 1, _)
The syntax is:
type a = [ = `A ]
(found it in pa_o.ml)
Martin
--
Martin Jambon
http://martin.jambon.free.fr
next prev parent reply other threads:[~2007-02-12 4:01 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-02-12 3:32 Pietro Abate
2007-02-12 4:01 ` Martin Jambon [this message]
2007-02-12 4:12 ` [Caml-list] " Pietro Abate
2007-02-12 14:29 ` Serge Aleynikov
2007-02-12 10:54 ` Nicolas Pouillard
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